Feature
This product supports NVMe M.2 NGFF interface to Slim SFF-8654 interface, but buyers need to purchase separate SSF-8654 interface to other equipment wires to use. More common is the riser card with SFF-8654 to SFF-8639 cable connection to U.2 hard disk.
Points to note before purchasing:
1.please be sure to determine the number of PINs of your device Slim SFF-8654 interface, Slim SFF-8654 interface has 38PIN and 74PIN two, this riser card is 38PIN interface!
2.Slim SFF-8654 interface is only the interface shape, the data protocol of the interface is determined by your motherboard, common SAS, SATA and NVMe three, the SFF-8654 interface of the riser card is the NVMe protocol.
3. This product needs to be plugged into the interface of your computer that supports PCIe x4 NVMe M.2 NGFF SSD to use! PCIe x2 and the M.2 interface of the SATA protocol cannot be used!
Specification
Product Name:NVMe M.2 NGFF to Slim SFF-8654 Adapter
Chip:None
Color:Black
Product size:80*22mm
Input Interface :M.2 NVMe M key
Output 
Interface:Slim SFF-8654
Power Supply:No additional power supply required
Transmission sppeds:This riser card only provides interface conversion and does not affect the transfer speed, which depends on the speed of your hard disk
What's Include
NVMe M.2 NGFF to Slim SFF-8654 Adapter x1